How popular is Aiyana?

Aiyana is an uncommon first name for women. Aiyana is an equally rare last name for all people. (2000 U.S. Census)

Aiyana entered the list in 1995 and reached its apex rank of #541 in the U.S. in 2010, and is at #837 presently. (2015 Birth Statistics)

Which version is better?

with its variant forms and related girl names. Ayana(#1038 last year), Ayanna(#1070) and Aiyanna(#1266) are the popular varying forms of Aiyana (#837 last year) ranked in the Top 2000. Other forms, like Aivana, are uncommon. Usage of these relations of Aiyana was widespread a decade ago (adoption of 0.1%) and is somewhat lower today, with the form Ayanna becoming somewhat dated.